Add Solr socket timeout configuration option

Author: autavares-dev

dspace/config/modules/discovery.cfg

@@ -11,6 +11,10 @@ discovery.search.server = ${solr.server}/${solr.multicorePrefix}search
 #Defaults to true: validation is enabled
 #discovery.solr.url.validation.enabled = true
 
+#Overrides the Solr socket timeout (in milliseconds) for the search core.
+#Defaults to 120000 (2 minutes), the same default value as in SolrClientBuilder.
+#discovery.solr.socketTimeout = 120000
+
 #Char used to ensure that the sidebar facets are case insensitive
 #discovery.solr.facets.split.char=\n|||\n